CRH plc, together with its subsidiaries, provides building materials solutions in Ireland and internationally. It operates through four segments: Americas Materials Solutions, Americas Building Solutions, Europe Materials Solutions, and Europe Building Solutions. The company provides solutions for the construction and maintenance of public infrastructure and commercial and residential buildings; and produces and sells aggregates, cement, readymixed concrete, and asphalt, as well as provides paving and construction services. It also manufactures, supplies, and delivers solutions for the built environment in communities across North America; and offers building and infrastructure solutions serving complex critical utility infrastructure, such as water, energy, transportation, and telecommunications projects, and outdoor living solutions for enhancing private and public spaces. In addition, the company combines materials, products, and services to produce a wide range of architectural and infrastructural solutions for use in the building and renovation of critical utility infrastructure, commercial and residential buildings, and outdoor living spaces for the built environment. Further, it produces and supplies precast and pre-stressed concrete products comprising floor and wall elements, beams, vaults, pipes, and manholes; granite, limestone, and sandstone; concrete and polymer-based products, such as underground vaults, drainage systems, utility enclosures, and modular precast structures; engineered steel, polymer-based anchoring, fixing, and connecting solutions; concrete masonry, hardscape and related products, including pavers, blocks and curbs, retaining walls, and slabs; and fencing and railing systems, composite decking, lawn and garden products, and packaged concrete mixes. The company was founded in 1936 and is headquartered in Dublin, Ireland.

Vulcan Materials Company, together with its subsidiaries, produces and supplies construction aggregates primarily in the United States. It operates through four segments: Aggregates, Asphalt, Concrete, and Calcium. The company provides crushed stones, sand and gravel, sand, and other aggregates; and related products and services that are applied in construction and maintenance of highways, streets, and other public works, as well as in the construction of housing and commercial, industrial, and other nonresidential facilities. It also offers asphalt mix and asphalt construction paving services; ready-mixed concrete; and calcium products for the animal feed, plastics, and water treatment industries. The company was formerly known as Virginia Holdco, Inc. and changed its name to Vulcan Materials Company. Vulcan Materials Company was founded in 1909 and is headquartered in Birmingham, Alabama.

Martin Marietta Materials, Inc., a natural resource-based building materials company, supplies aggregates and heavy-side building materials to the construction industry in the United States and internationally. It offers crushed stone, sand, and gravel products; ready mixed concrete and asphalt; paving products and services; and Portland and specialty cement for use in the infrastructure projects, and nonresidential and residential construction markets, as well as in the railroad, agricultural, utility, and environmental industries. The company also produces magnesia-based chemicals products; dolomitic lime primarily to customers for steel production and soil stabilization; and cement treated materials. Its chemical products are used in flame retardants, wastewater treatment, pulp and paper production, and other environmental applications. The company was founded in 1939 and is headquartered in Raleigh, North Carolina.

Summit Materials, Inc. operates as a vertically integrated construction materials company in the United States and Canada. It operates in three segments: West, East, and Cement. The company offers aggregates, cement, ready-mix concrete, asphalt paving mixes, and concrete products, as well as plastics components. It also provides asphalt paving and related services. In addition, the company operates municipal waste, construction, and demolition debris landfills; and liquid asphalt terminals. The company serves the public infrastructure, and residential and nonresidential end markets. Summit Materials, Inc. was founded in 2009 and is headquartered in Denver, Colorado.

CEMEX, S.A.B. de C.V., together with its subsidiaries, produces, markets, distributes, and sells cement, ready-mix concrete, aggregates, urbanization solutions, and other construction materials and services worldwide. The company offers gray ordinary portland, white portland, oil-well, and blended cement products; mortar; and standard ready-mix, architectural and decorative, rapid-setting, fiber-reinforced, fluid-fill, roller-compacted, self-consolidating, pervious, and antibacterial, and other concrete products. It also provides crushed stone, sand, gravel, and recycled concrete products; performance materials, such as admixtures, mortars, special mortars, and asphalt; and waste management services comprising municipal and industrial, construction, demolition and excavation, and alternative raw materials. In addition, the company construction related services, including logistics and transportation, retail, pavement services, design and engineering, and others; and industrial construction products consist of precast components, 2D panels, 3D modules, and complete structures. CEMEX, S.A.B. de C.V. was founded in 1906 and is headquartered in San Pedro Garza García, Mexico.

Eagle Materials Inc., through its subsidiaries, manufactures and sells heavy construction materials and light building materials in the United States. It operates in four segments: Cement, Concrete and Aggregates, Gypsum Wallboard, and Recycled Paperboard. The company engages in the mining of limestone for the manufacture, production, distribution, and sale of Portland cement, including Portland limestone cement; grinding and sale of slag; and mining of gypsum for the manufacture and sale of gypsum wallboards used to finish the interior walls and ceilings in residential, commercial, and industrial structures, as well as well as containerboard and lightweight packaging grades; manufacture and sale of recycled paperboard to the gypsum wallboard industry and other paperboard converters; the sale of readymix concrete; and mining and sale of aggregates, such as crushed stone, sand, and gravel. Its products are used in commercial and residential construction; public construction projects to build, expand, and repair roads and highways; and repair and remodel activities. The company was formerly known as Centex Construction Products, Inc. and changed its name to Eagle Materials, Inc. in January 2004. Eagle Materials Inc. was founded in 1963 and is headquartered in Dallas, Texas.

Granite Construction Incorporated operates as an infrastructure contractor in the United States. It operates through two segments: Construction and Materials segments. The Construction segment engages in the construction and rehabilitation of roads, pavement preservation, bridges, rail lines, airports, marine ports, dams, reservoirs, aqueducts, infrastructure, and site development for use by the public and water-related construction for municipal agencies, commercial water suppliers, industrial facilities, and energy companies; and construction of various complex projects, including infrastructure/site development, mining, public safety, tunnel, solar storage, and power related projects. The Materials segment is involved in the production of aggregates, asphalt concrete, liquid asphalt, and recycled materials production for internal use in our construction projects and sale to third parties. It also offers site preparation, mining, and infrastructure services for residential development, energy development, commercial and industrial sites, railways, residential development, and energy development; and provides construction management professional services. It serves federal agencies, state departments of transportation, local transit authorities, county and city public works departments, school districts and developers, utilities, contractors, landscapers, manufacturers of products requiring aggregate materials, retailers, homeowners, farmers, brokers, and private owners of industrial, commercial, and residential sites. Granite Construction Incorporated was incorporated in 1922 and is headquartered in Watsonville, California.

MDU Resources Group, Inc. engages in the regulated energy delivery, and construction materials and services businesses in the United States. It operates through four segments: Electric, Natural Gas Distribution, Pipeline, and Construction Services. The Electric segment generates, transmits, and distributes electricity for residential, commercial, industrial, and municipal customers in Montana, North Dakota, South Dakota, and Wyoming; and operates 3,400 miles of transmission lines, 4,800 miles of distribution lines, and 82 transmission and 298 distribution substations. The Natural Gas Distribution segment distributes natural gas for residential, commercial, and industrial customers in Idaho, Minnesota, Montana, North Dakota, Oregon, South Dakota, Washington, and Wyoming; and supplies related value-added services. The Pipeline segment provides natural gas transportation and underground storage services through a regulated pipeline system primarily in the Rocky Mountain and northern Great Plains regions; and cathodic protection and other energy-related services. The Construction Services segment offers electrical and mechanical contracting services, including the construction and maintenance of electrical and communication wiring and infrastructure, fire suppression systems, mechanical piping, and services; transmission and distribution contracting services, comprise construction and maintenance of overhead and underground electrical, and gas and communication infrastructure; and manufactures and supplies transmission and distribution lines construction equipment and tools. It serves manufacturing, commercial, industrial, transportation, institutional, and renewable and government customers, as well as utilities. MDU Resources Group, Inc. was incorporated in 1924 and is headquartered in Bismarck, North Dakota.